Well, for example, how about sorting out a lot of pdf documents I have in a folder called papers/ ? I do use Mendeley now but there are some leftovers from befo

Well, for example, how about sorting out a lot of pdf documents I have in a folder called papers/ ? I do use Mendeley now but there are some leftovers from before that I really don't want to sit and sort through (not to mention the fact that I probably may have multiple copies of some of them.)